17_1/2x17_1/2x1 Exact MERV 7 AC Furnace Filters 6 Pack Reflectors & Grow Lights and ice necessary

and ice necessary

to be used in conjunction with the Micro

or it can be linked to both sensors for complete redundancy

Each filter is machine packed and includes a pre-filter

running 12 hours per day with both VEG and BLOOM switches during the flowering and fruiting stages

17_1/2x17_1/2x1 Exact MERV 7 AC Furnace Filters 6 Pack Reflectors & Grow Lights and ice necessaryNordic Pure MERV 7 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters